Ajax Voting Script allows users to vote up/down or to simply add and display points/votes for images, videos, games, or any content in pages of your website. The data can be saved in text files on the server or in a MySQL database.

Dudle is an online scheduling application. Users are able to schedule events (such as telephone conferences and meetings) or run opinion polls (for example, to find out which sort of coffee people like the most). Unlike most other similar applications, Dudle offers enhanced access control settings, which minimizes trust assumptions in the polling server.

The Liquidizer is a highly interactive online platform for political discussion and ongoing opinion polling. Its focus lies in the simplicity of the voting system and the rich visual feedback displaying current interests, trends, and interdependencies.

Quick Polls lets you add voting polls or surveys to your Web site with ease. You can create as many polls or surveys as you need. It supports up to 50 vote answers. It allows you to integrate polls on any page of your Web site. It comes with a comprehensive control panel to create, edit, and administrate polls. It is very easy to install.

Votail is an implementation of Ireland's method of Proportional
Representation by Single Transferable Vote (PRSTV). The functional
requirements derived from Irish electoral law are specified using
Business Object Notation (BON) and the Java Modeling Language (JML).
Formal methods have been used to verify the correctness of the software.

Vote-MM aims to improve current Mailman mailing lists with some Web 2.0 time-saving functionality (RSS and voting capabilities). It adds support for RSS to Mailman.
The mail footer is modified to include voting links. A new Web app for reading mail/voting is provided. A Mozilla Thunderbird plug-in is also provided, so users can vote and see voting information.